Dynamics of non-Hermitian Floquet Wannier–Stark system

We study the dynamics of the non-Hermitian Floquet Wannier–Stark system in the framework of the tight-binding approximation, where the hopping strength is a periodic function of time with Floquet frequency $\mathcal{\omega }$ . It is shown that the energy level of the instantaneous Hamiltonian is st...

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Bibliographic Details
Main Authors: H P Zhang, K L Zhang, Z Song
Format: Article
Language:English
Published: IOP Publishing 2024-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/ad9d70